| 摘要 |
The automatic movable unit has several light sensors (6-8) that are arranged in preset manner and are connected with a sensor selecting unit (12) to which a central control element (15) is connected. A pre-amplifier element (14) and a phase-sensitive detector elements (16,17) are connected with central control element. The orientation of each light sensor is controlled by predetermined pattern signal supplied from central control element. An independent claim is included for method for guiding automatic movable cleaning device. |
